Test Position: Bh7+!!

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swami
Posts: 6640
Joined: Thu Mar 09, 2006 4:21 am

Test Position: Bh7+!!

Post by swami »

[D] r3nrk1/p4pp1/8/1pqpN1P1/2P5/8/1PB1QP2/3R2K1 w - - 0 29

How long does it take for your engine to find it?
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AdminX
Posts: 6340
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Re: Test Position: Bh7+!!

Post by AdminX »

Analysis by Crafty 23.0 x64:

1.cxd5 Qd6 2.Nc6 g6 3.Ne7+ Kh8 4.Qe4 Ng7 5.Qh4+ Nh5 6.Qd4+ Kh7 7.Re1
=/+ (-0.54) Depth: 7 00:00:00 203kN
= (-0.24) Depth: 10 00:00:00 1323kN

1.Qd3 f5 2.Nd7 bxc4 3.Qf3 Qc6 4.Nxf8 Nc7 5.Nh7 Kxh7 6.Qh5+ Kg8 7.Bxf5
= (-0.18) Depth: 10 00:00:01 1323kN

1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 dxc4 6.Bxg6 Ng7 7.Kg4 Ne6 8.Bf5 Nc5 9.Kf4 Re8
= (0.07) Depth: 10 00:00:01 1323kN
+/= (0.69) Depth: 15 00:00:04 39956kN

1.Bh7+ Kxh7 2.Qh5+ Kg8 3.Kg2 dxc4 4.Rh1 Qd5+ 5.f3 Qd2+ 6.Kg3 Qxg5+ 7.Qxg5 f6 8.Qd2 Nc7 9.Ng6 Rfd8 10.Rh8+ Kf7 11.Rxd8 Kxg6 12.Qc2+ Kg5 13.f4+ Kh6
+/- (1.10) Depth: 15 00:00:05 49962kN
+- (5.35) Depth: 18 00:00:37 377mN

Analysis by DelfiT 5.4:

1.Rxd5 Qe7 2.Qe3 Nd6 3.c5 Nb7
=/+ (-0.51) Depth: 6 00:00:00 47kN

1.Qd3 f5 2.Qxd5+ Qxd5 3.Rxd5 Nc7 4.Rd7
=/+ (-0.47) Depth: 6 00:00:00 68kN

1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kh1 fxg6 4.Qxg6+ Ng7 5.Qh7+ Kf7 6.Qg6+ Ke7 7.Qxg7+ Rf7 8.Qe5+ Kf8 9.Qh8+ Ke7 10.Qxa8 Rh7+ 11.Bxh7 dxc4 12.Qh8
= (-0.13) Depth: 6 00:00:00 74kN
= (0.00) Depth: 12 00:00:02 5636kN

1.Bh7+ Kxh7 2.Qh5+ Kg8 3.Kg2 dxc4 4.Rh1 Qd5+ 5.f3 Qd2+ 6.Kg3 Qxg5+ 7.Qxg5 f6 8.Qd2 Nc7 9.Ng6 Rad8 10.Rh8+ Kf7 11.Rxf8+ Rxf8 12.Nxf8 Kxf8
+- (2.08) Depth: 12 00:00:05 14735kN
+- (3.75) Depth: 15 00:00:13 37282kN


Analysis by Deep Pharaon 3.5.1:

1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kh1 fxg6 4.Qxg6+ Ng7 5.Qh7+ Kf7 6.Qg6+ Kg8
+/= (0.38) Depth: 6/25 00:00:04 275kN
= (0.00) Depth: 8/25 00:00:04 1479kN

1.Qd3 f5 2.Qh3 Qe7 3.g6 Qg5+ 4.Kf1 Qh6 5.Bxf5 Qxh3+ 6.Bxh3 Rf6 7.cxd5 Rd8 8.Nf7 Rb8 9.Be6 Nc7
= (0.00 !) Depth: 8/25 00:00:04 3287kN
+/= (0.29) Depth: 12/25 00:00:43 164mN, tb=1

1.Bh7+ Kxh7 2.Qh5+ Kg8 3.Kg2 dxc4 4.Rh1 Qd5+ 5.f3 Qd2+ 6.Kg3 Qxg5+ 7.Qxg5 f6 8.Rh8+ Kxh8 9.Qh5+ Kg8 10.Ng6 Kf7 11.Nxf8+ Kxf8 12.Qc5+ Kf7 13.Qd5+ Kg6 14.Qxa8 Nc7 15.Qxa7
+/= (0.29 !) Depth: 12/25 00:01:00 237mN, tb=4
+- (3.73) Depth: 12/25 00:01:06 264mN, tb=4

Analysis by Gandalf 6.0:

1.Rxd5 Qe7 2.Qh5 g6 3.Qh6 bxc4
= (0.00) Depth: 6/22 00:00:00 102kN

1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 bxc4 6.Rxd5 Kf7 7.Rd7+ Ke6 8.Rh7
= (0.00 !) Depth: 6/23 00:00:00 166kN
+/= (0.35) Depth: 11/36 00:00:15 20166kN

1.Bh7+ Kxh7 2.Qh5+ Kg8 3.Kg2 g6 4.Qh6 Ng7 5.Rh1 Nh5 6.Rxh5 gxh5 7.Nd7 f5 8.Qg6+ Kh8 9.Qxh5+ Kg8 10.Qg6+ Kh8 11.Qh6+ Kg8 12.Nxc5 dxc4 13.Qg6+ Kh8
+/= (0.35 !) Depth: 11/36 00:00:24 32089kN
+- (3.07) Depth: 12/40 00:01:15 99014kN
Last edited by AdminX on Sat Jun 06, 2009 11:08 am, edited 2 times in total.
"Good decisions come from experience, and experience comes from bad decisions."
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Joerg Oster
Posts: 937
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Location: Germany

Re: Test Position: Bh7+!!

Post by Joerg Oster »

Onno 1.0.0 doesn't find it; Deep Fritz 10 finds it really fast.

Analysis by Onno-1-0-0:

29.Td1xd5 Dc5-e7 30.De2-e3 b5xc4 31.Td5-d7 De7-b4 32.Lc2-e4
=/+ (-0.29) Tiefe: 6/20 00:00:00 41kN
29.Td1xd5 Dc5-e7 30.De2-e3 Ta8-d8 31.Td5xd8 De7xd8 32.c4-c5 Se8-c7 33.De3-f4 Sc7-d5
=/+ (-0.28) Tiefe: 7/20 00:00:00 84kN
29.Td1xd5 Dc5-e7 30.De2-e3 f7-f6 31.g5xf6 Se8xf6 32.Td5xb5 Ta8-b8 33.Tb5xb8 Tf8xb8 34.c4-c5 Sf6-d5 35.De3-d4
=/+ (-0.26) Tiefe: 8/24 00:00:00 168kN
29.Td1xd5 Dc5-e7 30.De2-e3 f7-f6 31.g5xf6 Se8xf6 32.Td5xb5 a7-a6 33.De3-c5 De7xc5 34.Tb5xc5 Ta8-b8 35.b2-b3
=/+ (-0.32) Tiefe: 9/26 00:00:00 324kN
29.De2-h5 g7-g6 30.Se5xg6 Dc5xf2+ 31.Kg1xf2 f7xg6+ 32.Dh5-f3 Tf8xf3+ 33.Kf2xf3 d5xc4 34.Lc2xg6 Se8-g7 35.Kf3-g4 Ta8-f8 36.Lg6-e4
= (0.20) Tiefe: 9/29 00:00:01 796kN
29.De2-h5 g7-g6 30.Se5xg6 Dc5xf2+ 31.Kg1xf2 f7xg6+ 32.Dh5-f3 Tf8xf3+ 33.Kf2xf3 d5xc4 34.Lc2xg6 Se8-g7 35.Kf3-g4 Ta8-f8 36.Td1-d7 Tf8-f2 37.Td7-d8+ Tf2-f8
= (0.11) Tiefe: 10/29 00:00:01 980kN
29.De2-h5 g7-g6 30.Se5xg6 Dc5xf2+ 31.Kg1xf2 f7xg6+ 32.Dh5-f3 Tf8xf3+ 33.Kf2xf3 d5xc4 34.Lc2xg6 Se8-g7 35.Kf3-g4 Ta8-f8 36.Td1-d5 a7-a6 37.Td5-d7
= (0.19) Tiefe: 11/29 00:00:01 1152kN
29.De2-h5 g7-g6 30.Se5xg6 Dc5xf2+ 31.Kg1xf2 f7xg6+ 32.Dh5-f3 Tf8xf3+ 33.Kf2xf3 d5xc4 34.Lc2xg6 Se8-g7 35.Kf3-g4 Ta8-f8 36.Td1-d7 a7-a5 37.Lg6-e4 Sg7-e6
= (0.14) Tiefe: 12/29 00:00:01 1509kN
29.De2-h5 g7-g6 30.Se5xg6 Dc5xf2+ 31.Kg1xf2 f7xg6+ 32.Dh5-f3 Tf8xf3+ 33.Kf2xf3 d5xc4 34.Lc2xg6 Se8-g7 35.Kf3-g4 Ta8-f8 36.Td1-d7 a7-a5 37.Lg6-e4 Sg7-e6
= (0.14) Tiefe: 12/29 00:00:01 1509kN
29.De2-h5 g7-g6 30.Se5xg6 Dc5xf2+ 31.Kg1xf2 f7xg6+ 32.Dh5-f3 Tf8xf3+ 33.Kf2xf3 d5xc4 34.Lc2xg6 Se8-g7 35.Kf3-g4 Sg7-e6 36.Td1-d7 Se6-c5 37.Td7-c7 Sc5-d3 38.Lg6-e4 Sd3-f2+ 39.Kg4-f4 Ta8-f8+ 40.Le4-f5
= (0.20) Tiefe: 13/29 00:00:02 2789kN
29.De2-h5 g7-g6 30.Se5xg6 Dc5xf2+ 31.Kg1xf2 f7xg6+ 32.Dh5-f3 Tf8xf3+ 33.Kf2xf3 d5xc4 34.Lc2xg6 Se8-g7 35.Td1-d6 a7-a5 36.Lg6-e4 Ta8-f8+ 37.Kf3-g4 Sg7-e8 38.Td6-d5 Se8-c7 39.Td5-d7
= (0.24) Tiefe: 14/34 00:00:03 5136kN
29.De2-h5 g7-g6 30.Se5xg6 Dc5xf2+ 31.Kg1xf2 f7xg6+ 32.Dh5-f3 Tf8xf3+ 33.Kf2xf3 d5xc4 34.Lc2xg6 Se8-g7 35.Kf3-g4 a7-a5 36.Lg6-e4 Ta8-e8 37.Le4-d5+ Kg8-f8 38.Td1-f1+ Kf8-e7 39.Ld5-c6 Te8-b8 40.g5-g6 Sg7-e6 41.Tf1-f7+ Ke7-d6
= (0.19) Tiefe: 15/37 00:00:06 11208kN
29.De2-d3 f7-f5 30.Dd3-h3 Dc5-e7 31.g5-g6 De7-g5+ 32.Kg1-f1 Dg5-h6 33.Dh3xh6 g7xh6 34.Se5-d7 d5xc4 35.Sd7xf8 Kg8xf8 36.Td1-d5 Kf8-e7 37.Td5xb5 Se8-d6 38.Tb5-a5 Ke7-f6
= (0.25) Tiefe: 15/39 00:00:19 34930kN
29.De2-d3 f7-f5 30.Se5-g6 b5xc4 31.Dd3-h3 Se8-c7 32.Sg6xf8 Dc5xf8 33.Lc2xf5 Df8-f7 34.g5-g6 Df7-f6 35.Td1-e1 Df6-g5+ 36.Kg1-f1 c4-c3 37.b2xc3 Ta8-f8 38.Te1-e7 d5-d4 39.Te7xc7 Tf8xf5 40.c3xd4 Dg5xg6
+/= (0.65) Tiefe: 16/39 00:00:33 61000kN
29.De2-d3 f7-f5 30.Se5-g6 Se8-d6 31.Sg6xf8 Ta8xf8 32.c4xb5 g7-g6 33.Dd3xd5+ Dc5xd5 34.Td1xd5 Tf8-d8 35.Lc2-b3 Kg8-f8 36.Kg1-g2 Td8-d7 37.Kg2-f3 Kf8-e7 38.Td5-e5+ Ke7-f8 39.Lb3-d5 Sd6xb5 40.Kf3-f4
+/= (0.64) Tiefe: 16/39 00:00:35 64726kN
29.De2-d3 f7-f5 30.Se5-g6 Se8-d6 31.Sg6xf8 Ta8xf8 32.c4xb5 g7-g6 33.Dd3xd5+ Dc5xd5 34.Td1xd5 Tf8-d8 35.Lc2-b3 Kg8-f8 36.Kg1-g2 Td8-d7 37.Kg2-f3 Kf8-e7 38.Td5-e5+ Ke7-f8 39.Kf3-f4 Td7-h7 40.Te5-c5 Th7-h4+ 41.Kf4-e5
+/= (0.65) Tiefe: 17/39 00:00:46 86103kN
29.De2-d3 f7-f5 30.Se5-g6 Se8-d6 31.Sg6xf8 Ta8xf8 32.c4xb5 Tf8-d8 33.Dd3xd5+ Dc5xd5 34.Td1xd5 g7-g6 35.Lc2-b3 Kg8-f8 36.Kg1-g2 Sd6-f7 37.Td5xd8+ Sf7xd8 38.Kg2-f3 Kf8-e7 39.Kf3-e3 Sd8-e6 40.Lb3xe6 Ke7xe6 41.Ke3-d4 Ke6-d6 42.f2-f4 Kd6-e6 43.b2-b3
+/= (0.69) Tiefe: 18/42 00:01:15 142mN
29.De2-d3 f7-f5 30.Se5-g6 Se8-d6 31.Sg6xf8 Ta8xf8 32.c4xb5 Tf8-d8 33.Dd3xd5+ Dc5xd5 34.Td1xd5 g7-g6 35.Lc2-b3 Kg8-f8 36.f2-f3 Td8-d7 37.Kg1-f2 Kf8-e7 38.Td5-d1 Ke7-f8 39.Kf2-g3 Kf8-e8 40.Td1-d5 Ke8-d8 41.Td5-e5
+/= (0.69) Tiefe: 19/46 00:02:47 319mN
29.De2-d3 f7-f5 30.Dd3-h3 Dc5-e7 31.f2-f4 b5xc4 32.g5-g6 Se8-f6 33.Lc2xf5 Tf8-e8 34.Td1xd5 Sf6xd5 35.Dh3-h7+ Kg8-f8 36.Se5-d7+ De7xd7 37.Lf5xd7 Sd5-f6 38.Dh7-h8+ Sf6-g8 39.Ld7xe8 Ta8xe8 40.Dh8-h5 Te8-d8 41.Dh5-f5+ Sg8-f6 42.Df5-c5+ Kf8-e8 43.Dc5-e3+ Sf6-e4
+/- (1.09) Tiefe: 20/46 00:05:16 603mN
29.De2-d3 f7-f5 30.Dd3-h3 Dc5-e7 31.f2-f4 b5xc4 32.g5-g6 Se8-f6 33.Lc2xf5 Tf8-e8 34.Td1xd5 c4-c3 35.b2xc3 Ta8-b8 36.Dh3-h7+ Sf6xh7 37.g6xh7+ Kg8-h8 38.Se5-g6+ Kh8xh7 39.Sg6xe7+ Kh7-h8 40.Lf5-e6 g7-g6 41.Se7xg6+ Kh8-g7 42.f4-f5 Te8xe6 43.Td5-d7+ Kg7-f6 44.f5xe6 Kf6xg6 45.Td7xa7 Tb8-b2 46.c3-c4 Kg6-f5
+- (2.36) Tiefe: 20/55 00:07:02 805mN
29.De2-d3 f7-f5 30.Dd3-h3 Dc5-e7 31.f2-f4 b5xc4 32.g5-g6 Se8-f6 33.Lc2xf5 Tf8-e8 34.Td1xd5 c4-c3 35.b2xc3 Ta8-b8 36.Dh3-h7+ Sf6xh7 37.g6xh7+ Kg8-h8 38.Se5-g6+ Kh8xh7 39.Sg6xe7+ Kh7-h8 40.Lf5-e6 g7-g6 41.Td5-d7 Tb8-b1+ 42.Kg1-g2 Kh8-g7 43.Le6-c4 Tb1-c1 44.Se7-d5+ Kg7-h6 45.Td7xa7 Tc1-b1
+- (2.56) Tiefe: 21/55 00:09:07 1045mN

Analysis by Deep Fritz 10:

29.De2-d3
+/- (0.89) Tiefe: 9/29 00:00:00 494kN
29.De2-d3
+/- (1.17) Tiefe: 9/31 00:00:00 640kN
29.De2-d3 f7-f5
+/- (0.89) Tiefe: 10/25 00:00:00 989kN
29.De2-d3 f7-f5 30.Dd3-h3 Dc5-e7 31.g5-g6 De7-g5+ 32.Kg1-f1 Dg5-h6 33.Dh3-g2 Se8-f6 34.c4xd5 Ta8-e8 35.Se5-c6 Dh6-h5 36.Kf1-g1 Te8-e2 37.Td1-c1
+/- (0.72) Tiefe: 10/31 00:00:00 1157kN
29.De2-d3
+/- (1.00) Tiefe: 11/24 00:00:00 1676kN
29.De2-d3
+/- (1.29) Tiefe: 12/32 00:00:01 3507kN
29.De2-d3 f7-f5 30.g5-g6 Se8-f6 31.Dd3-h3 Tf8-e8 32.Se5-f7 Kg8-f8 33.Dh3-h8+ Sf6-g8 34.Sf7-g5 Dc5xc4 35.Lc2xf5 Dc4-c6 36.f2-f4 b5-b4 37.Sg5-h7+ Kf8-e7 38.Dh8xg7+ Ke7-d8 39.Dg7-f7
+/- (1.33) Tiefe: 13/38 00:00:01 6995kN
29.De2-d3 f7-f5 30.g5-g6 Se8-f6 31.Dd3-h3 Tf8-e8 32.Se5-f7 Kg8-f8 33.Dh3-h8+ Sf6-g8 34.Sf7-g5 Dc5xc4 35.Lc2xf5 Dc4-c6 36.f2-f4 b5-b4 37.Sg5-h7+ Kf8-e7 38.Dh8xg7+ Ke7-d8 39.Dg7-f7
+/- (1.33) Tiefe: 14/35 00:00:02 15552kN
29.De2-d3 f7-f5 30.g5-g6 Se8-f6 31.Dd3-h3 Tf8-e8 32.Se5-f7 Kg8-f8 33.Dh3-h8+ Sf6-g8 34.Sf7-g5 Dc5xc4 35.Lc2xf5 Dc4-c6 36.f2-f4 b5-b4 37.Sg5-h7+ Kf8-e7 38.Dh8xg7+ Ke7-d8 39.Dg7-f7
+/- (1.33) Tiefe: 15/36 00:00:05 34193kN
29.Lc2-h7+
+/- (1.33) Tiefe: 15/40 00:00:07 52690kN
29.Lc2-h7+
+- (1.49) Tiefe: 15/40 00:00:07 53000kN
29.Lc2-h7+
+- (1.80) Tiefe: 15/40 00:00:07 53389kN
29.Lc2-h7+
+- (2.08) Tiefe: 16/35 00:00:10 74033kN
29.Lc2-h7+
+- (2.36) Tiefe: 16/35 00:00:10 74415kN
29.Lc2-h7+
+- (2.93) Tiefe: 16/35 00:00:10 74893kN
29.Lc2-h7+ Kg8xh7 30.De2-h5+ Kh7-g8 31.Kg1-g2 d5xc4 32.Td1-h1 Dc5-d5+ 33.f2-f3 Dd5-d2+ 34.Kg2-g3 Dd2xg5+ 35.Dh5xg5 f7-f6 36.Dg5-d2 Se8-c7
+- (4.94) Tiefe: 16/43 00:00:11 84214kN, tb=22
29.Lc2-h7+ Kg8xh7 30.De2-h5+ Kh7-g8 31.Kg1-g2 d5xc4 32.Td1-h1 Dc5-d5+ 33.f2-f3 Dd5-d2+ 34.Kg2-g3 Dd2xg5+ 35.Dh5xg5 f7-f6 36.Dg5-d2 Se8-c7 37.Se5-g6
+- (4.91) Tiefe: 17/38 00:00:16 130mN, tb=22
29.Lc2-h7+
+- (5.19) Tiefe: 18/37 00:00:29 234mN, tb=22
29.Lc2-h7+
+- (5.47) Tiefe: 18/37 00:00:29 235mN, tb=22
29.Lc2-h7+ Kg8xh7 30.De2-h5+ Kh7-g8 31.Kg1-g2 d5xc4 32.Td1-h1 Dc5-d5+ 33.f2-f3 Dd5-d2+ 34.Kg2-g3 Dd2xg5+ 35.Dh5xg5 f7-f6 36.Dg5-d2 f6xe5 37.Dd2-d5+ Tf8-f7 38.Dd5xa8 Tf7-e7 39.Da8-d5+ Te7-f7 40.Dd5xb5
+- (5.98) Tiefe: 18/38 00:00:31 249mN, tb=22
29.Lc2-h7+
+- (6.27) Tiefe: 19/42 00:00:59 474mN, tb=22

Joerg
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AdminX
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Joined: Mon Mar 13, 2006 2:34 pm
Location: Acworth, GA

Re: Test Position: Bh7+!!

Post by AdminX »

Which Onno did you use? 32 or 64 bit?
"Good decisions come from experience, and experience comes from bad decisions."
__________________________________________________________________
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User avatar
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Posts: 6340
Joined: Mon Mar 13, 2006 2:34 pm
Location: Acworth, GA

Re: Test Position: Bh7+!!

Post by AdminX »

Analysis by The King 3.50 x64:

1.Rxd5 Qe7 2.f4 Nc7 3.Qh2 g6
= (-0.25) Depth: 6 00:00:00 67kN

1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 bxc4 6.Rxd5
= (-0.19) Depth: 6 00:00:00 86kN
= (-0.19) Depth: 8 00:00:00 324kN

1.Rxd5 Qe7 2.Qh5 g6 3.Qh6 Rd8 4.Rxb5 Rd2 5.Be4
= (-0.08) Depth: 8 00:00:00 425kN
= (0.06) Depth: 9 00:00:00 1215kN

1.Bh7+ Kxh7 2.Qh5+ Kg8 3.Kg2 dxc4 4.Rh1 Qd5+ 5.f3 Qd2+ 6.Kg3 Qxg5+ 7.Qxg5 f6 8.Rh8+ Kxh8 9.Qh5+ Kg8 10.Ng6 Kf7 11.Nxf8+ Ke7 12.Qd5 Nc7 13.Ng6+ Ke8 14.Qg8+ Kd7 15.Qxg7+ Kd6 16.Qxf6+ Ne6
+/= (0.39) Depth: 9 00:00:00 1558kN
+- (4.34) Depth: 14 00:00:28 74555kN

Analysis by Deep Fritz 11:

1.Rxd5 Qe7 2.Qg4 g6 3.Nd7 Rd8 4.cxb5 Nc7 5.Nf6+ Qxf6 6.gxf6 Nxd5 7.Bxg6 Nxf6 8.Qc4 Rd2 9.Kg2 Rxb2
+/= (0.38) Depth: 11/22 00:00:00 412kN
+/= (0.54) Depth: 17/37 00:00:05 38867kN

1.Bh7+ Kxh7 2.Qh5+ Kg8 3.Kg2 dxc4 4.Rh1 Qd5+ 5.f3 Qd2+ 6.Kg3 Qxg5+ 7.Qxg5 f6 8.Qd2 Nc7 9.Ng6 Rfd8 10.Rh8+ Kf7 11.Rxd8 Kxg6 12.Rxa8 Nxa8 13.Qd7 Nb6 14.Qxb5 f5 15.f4
+- (2.19) Depth: 17/41 00:00:09 65970kN
+- (5.80) Depth: 21/43 00:00:20 149mN

Analysis by Zappa Mexico II:

1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 dxc4 6.Bxg6 Ng7 7.Kg4 a5
+/= (0.67) Depth: 9/35 00:00:01 388kN
+/= (0.57) Depth: 11/41 00:00:02 2156kN

1.Rxd5 Qe7 2.Qe3 bxc4 3.Rd7 Qe6 4.Qd4 f5 5.Bb1 c3 6.bxc3 Rb8 7.Bd3
+/- (0.75) Depth: 11/41 00:00:03 2837kN
+/= (0.47) Depth: 12/43 00:00:06 9314kN

1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 dxc4 6.Bxg6 Ng7 7.Kg4 Rf8 8.Rd6 a5 9.Rb6 b4
+/= (0.57) Depth: 12/43 00:00:06 9438kN
+/= (0.43) Depth: 13/45 00:00:08 15023kN

1.Rxd5 Qe7 2.Qe3 bxc4 3.Rd7 Qe6 4.Qd4 f5 5.Bb1 c3 6.bxc3 Rb8 7.Bd3
+/= (0.47) Depth: 13/45 00:00:10 18596kN

1.Bh7+ Kxh7 2.Qh5+ Kg8 3.Kg2 dxc4 4.Rh1 Qd5+ 5.f3 Qd2+ 6.Kg3 Qxg5+ 7.Qxg5 f6 8.Qd2 Nc7 9.Ng6 Rfd8 10.Rh8+ Kf7 11.Rxd8 Kxg6 12.Qc2+ f5 13.Rd6+ Kh7 14.Qxf5+ Kg8 15.Qd7 Ne8 16.Rh6 Nd6 17.Rg6 Nf5+ 18.Qxf5 Rf8 19.Qxb5
+- (3.72) Depth: 13/45 00:00:13 26227kN
+- (7.63) Depth: 15/49 00:00:38 84927kN, tb=1
"Good decisions come from experience, and experience comes from bad decisions."
__________________________________________________________________
Ted Summers
swami
Posts: 6640
Joined: Thu Mar 09, 2006 4:21 am

Re: Test Position: Bh7+!!

Post by swami »

Hi Joerg,

Actually this position was taken from Deep Fritz 11 game. No wonder the last version found it quickly.
Spock

Re: Test Position: Bh7+!!

Post by Spock »

AdminX wrote:Which Onno did you use? 32 or 64 bit?
Onno x64 has not found it here so far after 15 mins on my QX6700 - I'll let it run and see how long it takes
Spock

Re: Test Position: Bh7+!!

Post by Spock »

Here we go, 1 hour exactly on the QX6700 for Onno x64

12/29 0:00 +0.14 1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 dxc4 6.Bxg6 Ng7 7.Kg4 Rf8 8.Rd7 a5 9.Be4 Ne6 (1.508.523) 1830
13/29 0:01 +0.20 1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 dxc4 6.Bxg6 Ng7 7.Kg4 Ne6 8.Rd7 Nc5 9.Rc7 Nd3 10.Be4 Nf2+ 11.Kf4 Rf8+ 12.Bf5 (2.789.188) 1865
14/34 0:02 +0.24 1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 dxc4 6.Bxg6 Ng7 7.Rd6 a5 8.Be4 Rf8+ 9.Kg4 Ne8 10.Rd5 Nc7 11.Rd7 (5.136.162) 1878
15/37 0:05 +0.19 1.Qh5 g6 2.Nxg6 Qxf2+ 3.Kxf2 fxg6+ 4.Qf3 Rxf3+ 5.Kxf3 dxc4 6.Bxg6 Ng7 7.Kg4 a5 8.Be4 Re8 9.Bd5+ Kf8 10.Rf1+ Ke7 11.Bc6 Rb8 12.g6 Ne6 13.Rf7+ Kd6 (11.207.636) 1875
15/39 0:18 +0.25 1.Qd3 f5 2.Qh3 Qe7 3.g6 Qg5+ 4.Kf1 Qh6 5.Qxh6 gxh6 6.Nd7 dxc4 7.Nxf8 Kxf8 8.Rd5 Ke7 9.Rxb5 Nd6 10.Ra5 Kf6 (34.930.189) 1888
15/39 0:18 +0.65 1.Qd3 f5 2.Ng6 bxc4 3.Qh3 Nc7 4.Nxf8 Qxf8 5.Bxf5 Qf7 6.g6 Qf6 7.Re1 Qg5+ 8.Kf1 c3 9.bxc3 Rf8 10.Re7 d4 11.Rxc7 Rxf5 12.cxd4 Qxg6 (34.930.189) 1888
16/39 0:35 +0.69 1.Qd3 f5 2.Ng6 Nd6 3.Nxf8 Rxf8 4.cxb5 g6 5.Qxd5+ Qxd5 6.Rxd5 Rd8 7.Bb3 Kf8 8.Kg2 Rd7 9.f3 Ke8 10.Kf2 Rd8 11.Re5+ Kd7 12.Be6+ Kc7 (66.965.663) 1891
17/61 2:53 +0.68 1.Qd3 f5 2.Ng6 Nd6 3.Nxf8 Rxf8 4.cxb5 g6 5.Qxd5+ Qxd5 6.Rxd5 Rd8 7.Bb3 Kf8 8.Kg2 Rd7 9.Kf3 Ke7 10.Kf4 Rc7 11.Re5+ Kd7 12.f3 Rc1 13.Be6+ Kc7 (338.089.921) 1950
18/61 3:13 +0.69 1.Qd3 f5 2.Ng6 Nd6 3.Nxf8 Rxf8 4.cxb5 Rd8 5.Qxd5+ Qxd5 6.Rxd5 g6 7.Bb3 Kf8 8.Kg2 Nf7 9.Rxd8+ Nxd8 10.Kf3 Ke7 11.Ke3 Ne6 12.f4 Kd6 13.Bxe6 Kxe6 14.Kd4 (376.445.917) 1945
19/61 4:16 +0.71 1.Qd3 f5 2.Ng6 Nd6 3.Nxf8 Rxf8 4.Qxd5+ Qxd5 5.Rxd5 Nxc4 6.Bxf5 Rb8 7.g6 Kf8 8.Rd7 Ne5 9.Rxa7 Rb6 10.Kf1 Nxg6 11.Ke2 Rd6 12.Rb7 Nf4+ 13.Kf3 g5 14.Rxb5 (497.775.590) 1942
19/61 4:16 +1.11 1.Qd3 f5 2.Qh3 Qe7 3.f4 bxc4 4.g6 Nf6 5.Bxf5 Rfe8 6.Rxd5 Nxd5 7.Qh7+ Kf8 8.Nd7+ Qxd7 9.Qh8+ Ke7 10.Qxg7+ Kd6 11.Qxd7+ Kc5 12.Kh2 Re7 13.Qa4 Re2+ 14.Kg3 (497.775.590) 1942
20/61 8:23 +2.29 1.Qd3 f5 2.Qh3 Qe7 3.f4 bxc4 4.g6 Nf6 5.Bxf5 Rfe8 6.Rxd5 c3 7.bxc3 Rab8 8.Qh7+ Nxh7 9.gxh7+ Kh8 10.Ng6+ Kxh7 11.Nxe7+ Kh8 12.Be6 Rb1+ 13.Kg2 Rb2+ 14.Kg3 (969.482.222) 1927
21/61 10:50 +2.56 1.Qd3 f5 2.Qh3 Qe7 3.f4 bxc4 4.g6 Nf6 5.Bxf5 Rfe8 6.Rxd5 c3 7.bxc3 Rab8 8.Qh7+ Nxh7 9.gxh7+ Kh8 10.Ng6+ Kxh7 11.Nxe7+ Kh8 12.Be6 g6 13.Rd7 Rb1+ 14.Kg2 (1.250.387.064) 1921
22/61 14:26 +2.77 1.Qd3 f5 2.Qh3 Qe7 3.f4 bxc4 4.g6 Nf6 5.Bxf5 Rfe8 6.Rxd5 c3 7.bxc3 Rab8 8.Qh7+ Nxh7 9.gxh7+ Kh8 10.Ng6+ Kxh7 11.Nxe7+ Kh8 12.Be6 g6 13.Rd7 Rb1+ 14.Kg2 (1.656.954.844) 1911
23/61 21:17 +2.87 1.Qd3 f5 2.Qh3 Qe7 3.f4 bxc4 4.g6 Nf6 5.Bxf5 Rfe8 6.Rxd5 c3 7.bxc3 Rab8 8.Qh7+ Nxh7 9.gxh7+ Kh8 10.Ng6+ Kxh7 11.Nxe7+ Kh8 12.Be6 g6 13.Rd7 Rb1+ 14.Kg2 (2.450.608.129) 1917
23/64 60:11 +7.74 1.Bh7+ Kxh7 2.Qh5+ Kg8 3.Kg2 dxc4 4.Rh1 Qd5+ 5.f3 Qd2+ 6.Kg3 Qxg5+ 7.Qxg5 f6 8.Qd2 fxe5 9.Qd5+ Rf7 10.Qxa8 Rf8 11.Qd5+ Rf7 12.Qxb5 Nf6 13.Qxe5 Rf8 14.Qe6+ (7.790.872.157) 2157
User avatar
AdminX
Posts: 6340
Joined: Mon Mar 13, 2006 2:34 pm
Location: Acworth, GA

Re: Test Position: Bh7+!!

Post by AdminX »

Wow! I am surprised, maybe the 64-bit MP version will be much faster at finding the move when it is released.
"Good decisions come from experience, and experience comes from bad decisions."
__________________________________________________________________
Ted Summers
royb
Posts: 536
Joined: Thu Mar 09, 2006 12:53 am

Re: Test Position: Bh7+!!

Post by royb »

Something strange is going on with Rybka 3 on this position. I fed it to my quad using Rybka-3 default and this is the output I see thus far:

2 -0.21 29.Rxd5 (0.01)
3 -0.01 29.Rxd5 (0.01)
3 +0.08 29.Rxd5 (0.01)
4 +0.20 29.Rxd5 (0.01)
5 +0.12 29.Rxd5 Qe7 (0.01)
6 +0.07 29.Rxd5 Qe7 30.Qe3 bxc4 31.Rd7 Qe6 32.Qe4 (0.04)
7 +0.07 29.Rxd5 Qe7 30.Qe3 bxc4 31.Rd7 Qe6 32.Qe4 (0.05)
8 +0.00 29.Rxd5 Qe7 30.Qe3 bxc4 31.Rd7 Qe6 32.Qe4 g6 (0.10)
9 +0.20 29.Rxd5 (0.24)
9 +0.10 29.Rxd5 Qe7 30.Qe3 bxc4 31.Rd7 Qe6 32.Be4 Nd6 33.Bxa8 Rxa8 34.Qd4 Nf5 35.Qxc4 (0.28)
10 +0.00 29.Rxd5 Qe7 30.Qe3 bxc4 31.Rd7 Qe6 32.Qe4 g6 33.Nxf7 Qxe4 34.Nh6+ Kh8 35.Bxe4 Rb8 36.Bxg6 Ng7 37.Nf7+ Kg8 38.Nh6+ Kh8 39.Nf7+ Kg8 40.Nh6+ Kh8 41.Nf7+ Kg8 42.Nh6+ Kh8 43.Nf7+ Kg8 44.Nh6+ (0.76)
11 +0.00 29.Rxd5 Qe7 30.Qe3 bxc4 31.Rd7 Qe6 32.Qe4 g6 33.Nxf7 Qxe4 34.Nh6+ Kh8 35.Bxe4 Rb8 36.Bxg6 Ng7 37.Nf7+ Kg8 38.Nh6+ Kh8 39.Nf7+ Kg8 40.Nh6+ Kh8 41.Nf7+ Kg8 42.Nh6+ Kh8 43.Nf7+ Kg8 44.Nh6+ (1.42)
12 +0.20 29.Rxd5 (3.55)
12 +0.13 29.Rxd5 Qe7 30.Qg4 g6 31.Nd7 Rd8 32.Nxf8 Rxd5 33.cxd5 Kxf8 34.Qf4 Qd6 35.Qd4 a5 (4.19)
12 +0.40 29.Qd3 (5.91)
12 +0.58 29.Qd3 f5 30.Ng6 Nd6 31.Nxf8 Rxf8 32.Qxd5+ Qxd5 33.Rxd5 Nxc4 34.Bxf5 a6 35.b3 Nb6 (8.12)
13 +0.61 29.Qd3 f5 30.Ng6 Nd6 31.Nxf8 Rxf8 32.Qxd5+ Qxd5 33.Rxd5 Nxc4 34.Bxf5 Rb8 35.b3 Na5 36.Rc5 Kf8 37.b4 Nb3 38.Rd5 (11.99)
13 +0.78 29.Bh7+ (13.81)
13 +0.98 29.Bh7+ (14.44)
13 +1.38 29.Bh7+ (15.25)
13 +2.18 29.Bh7+ (16.34)
13 +3.78 29.Bh7+ (18.34)
13 +5.80 29.Bh7+ (46.25)

Now, after 20 full minutes on my quad, no further output. Rybka 3 sometimes does wait a long time before updating on the next ply, but 20 times longer? That seems odd to me. Anyone else try this with their setup and get similar results?

Roy